perpetuity

perpetuity
(pl. -ies)
  1. a thing that lasts forever or for an indefinite period, in particular
    永存(或永恒)的事物,尤指
    ■a bond or other security with no fixed maturity date
    永久债券(或其他证券)
    ■(Law)a restriction making an estate inalienable perpetually or for a period beyond certain limits fixed by law
    (律)(房地产的)永久拥有
    ■(Law)an estate so restricted
    (律)永久拥有的房地产
  2. [mass noun]the state or quality of lasting forever
    永久,永恒;长存
    he did not believe in the perpetuity of military rule.
    他不相信军事统治会永远存在。
常用词组
in (或 for) perpetuity
  1. forever
    永远地
    all the Bonapartes were banished from France in perpetuity.
    所有波拿巴家族的人都被永远逐出法国。
语源
  1. late Middle English: from Old French perpetuite, from Latin perpetuitas, from perpetuus 'continuing throughout' (see perpetual)
英语宝典
考试词汇表